https://git.ruby-lang.org/ruby.git/commit/?id=416cccc6ec

From 416cccc6ec4fde7220edbf848424514f5d5b5743 Mon Sep 17 00:00:00 2001
From: Kazuhiro NISHIYAMA <zn@m...>
Date: Wed, 27 Nov 2019 19:09:47 +0900
Subject: Drop windows-2016 on GitHub Actions

https://help.github.com/en/actions/automating-your-workflow-with-github-actions/software-installed-on-github-hosted-runners#windows-server-2016
> Note: The Windows Server 2016 virtual environment will be removed on December 3, 2019.

diff --git a/.github/workflows/windows.yml b/.github/workflows/windows.yml
index f598da1..20d2c1b 100644
--- a/.github/workflows/windows.yml
+++ b/.github/workflows/windows.yml
@@ -11,13 +11,8 @@ jobs: https://github.com/ruby/ruby/blob/trunk/.github/workflows/windows.yml#L11
     strategy:
       matrix:
         test_task: [test]
-        os: [windows-2016, windows-2019]
-        vs: [2017, 2019]
-        exclude:
-          - os: windows-2016
-            vs: 2019
-          - os: windows-2019
-            vs: 2017
+        os: [windows-2019]
+        vs: [2019]
       fail-fast: false
     runs-on: ${{ matrix.os }}
     if: "!contains(github.event.head_commit.message, '[ci skip]')"
-- 
cgit v0.10.2


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